package main

import (
	"fmt"
	"strconv"
)

type Weekday int

const (
	Sunday Weekday = iota
	Monday
	Tuesday
	Wednesday
	Thursday
	Friday
	Saturday
)

func main() {
	fmt.Println(strconv.FormatInt(128, 2))
	x, _ := strconv.Atoi("123")
	fmt.Println(x)

	y, _ := strconv.ParseInt("65", 8, 64)
	fmt.Println(y)

	a1, _ := strconv.Atoi("23")
	fmt.Println(a1)

	fmt.Println(Saturday)

}
